package qlsl.androiddesign.util.commonutil;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;

import android.annotation.SuppressLint;

public class CalendarUtils {

	private static String[] daySTrPreArray = { "初", "十", "廿", "卅", " " };
	private static String[] dayStrArray = { "", "一", "二", "三", "四", "五", "六",
			"七", "八", "九", "十", "十一", "十二" };

	// private static String[] weekStrArray = { "", "日", "一", "二", "三", "四",
	// "五", "六" };

	final static long[] lunarInfo = new long[] { 0x04bd8, 0x04ae0, 0x0a570,
			0x054d5, 0x0d260, 0x0d950, 0x16554, 0x056a0, 0x09ad0, 0x055d2,
			0x04ae0, 0x0a5b6, 0x0a4d0, 0x0d250, 0x1d255, 0x0b540, 0x0d6a0,
			0x0ada2, 0x095b0, 0x14977, 0x04970, 0x0a4b0, 0x0b4b5, 0x06a50,
			0x06d40, 0x1ab54, 0x02b60, 0x09570, 0x052f2, 0x04970, 0x06566,
			0x0d4a0, 0x0ea50, 0x06e95, 0x05ad0, 0x02b60, 0x186e3, 0x092e0,
			0x1c8d7, 0x0c950, 0x0d4a0, 0x1d8a6, 0x0b550, 0x056a0, 0x1a5b4,
			0x025d0, 0x092d0, 0x0d2b2, 0x0a950, 0x0b557, 0x06ca0, 0x0b550,
			0x15355, 0x04da0, 0x0a5d0, 0x14573, 0x052d0, 0x0a9a8, 0x0e950,
			0x06aa0, 0x0aea6, 0x0ab50, 0x04b60, 0x0aae4, 0x0a570, 0x05260,
			0x0f263, 0x0d950, 0x05b57, 0x056a0, 0x096d0, 0x04dd5, 0x04ad0,
			0x0a4d0, 0x0d4d4, 0x0d250, 0x0d558, 0x0b540, 0x0b5a0, 0x195a6,
			0x095b0, 0x049b0, 0x0a974, 0x0a4b0, 0x0b27a, 0x06a50, 0x06d40,
			0x0af46, 0x0ab60, 0x09570, 0x04af5, 0x04970, 0x064b0, 0x074a3,
			0x0ea50, 0x06b58, 0x055c0, 0x0ab60, 0x096d5, 0x092e0, 0x0c960,
			0x0d954, 0x0d4a0, 0x0da50, 0x07552, 0x056a0, 0x0abb7, 0x025d0,
			0x092d0, 0x0cab5, 0x0a950, 0x0b4a0, 0x0baa4, 0x0ad50, 0x055d9,
			0x04ba0, 0x0a5b0, 0x15176, 0x052b0, 0x0a930, 0x07954, 0x06aa0,
			0x0ad50, 0x05b52, 0x04b60, 0x0a6e6, 0x0a4e0, 0x0d260, 0x0ea65,
			0x0d530, 0x05aa0, 0x076a3, 0x096d0, 0x04bd7, 0x04ad0, 0x0a4d0,
			0x1d0b6, 0x0d250, 0x0d520, 0x0dd45, 0x0b5a0, 0x056d0, 0x055b2,
			0x049b0, 0x0a577, 0x0a4b0, 0x0aa50, 0x1b255, 0x06d20, 0x0ada0 };

	final public static int lYearDays(int y)// ====== 传回农历 y年的总天数
	{
		int i, sum = 348;
		for (i = 0x8000; i > 0x8; i >>= 1) {
			if ((lunarInfo[y - 1900] & i) != 0)
				sum += 1;
		}
		return (sum + leapDays(y));
	}

	final public static int leapDays(int y)// ====== 传回农历 y年闰月的天数
	{
		if (leapMonth(y) != 0) {
			if ((lunarInfo[y - 1900] & 0x10000) != 0)
				return 30;
			else
				return 29;
		} else
			return 0;
	}

	final public static int leapMonth(int y)// ====== 传回农历 y年闰哪个月 1-12 , 没闰传回 0
	{
		return (int) (lunarInfo[y - 1900] & 0xf);
	}

	final public static int monthDays(int y, int m)// ====== 传回农历 y年m月的总天数
	{
		if ((lunarInfo[y - 1900] & (0x10000 >> m)) == 0)
			return 29;
		else
			return 30;
	}

	final public static String AnimalsYear(int y)// ====== 传回农历 y年的生肖
	{
		final String[] Animals = new String[] { "鼠", "牛", "虎", "兔", "龙", "蛇",
				"马", "羊", "猴", "鸡", "狗", "猪" };
		return Animals[(y - 4) % 12];
	}

	final public static String cyclicalm(int num)// ====== 传入 月日的offset 传回干支,
													// 0=甲子
	{
		final String[] Gan = new String[] { "甲", "乙", "丙", "丁", "戊", "己", "庚",
				"辛", "壬", "癸" };
		final String[] Zhi = new String[] { "子", "丑", "寅", "卯", "辰", "巳", "午",
				"未", "申", "酉", "戌", "亥" };
		return (Gan[num % 10] + Zhi[num % 12]);
	}

	final public static String cyclical(int y)// ====== 传入 offset 传回干支, 0=甲子
	{
		int num = y - 1900 + 36;
		return (cyclicalm(num));
	}

	@SuppressWarnings("deprecation")
	final public long[] Lunar(int y, int m)// 传出农历.year0 .month1 .day2 .yearCyl3
											// .monCyl4
	// .dayCyl5 .isLeap6
	{
		final int[] year20 = new int[] { 1, 4, 1, 2, 1, 2, 1, 1, 2, 1, 2, 1 };
		final int[] year19 = new int[] { 0, 3, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0 };
		final int[] year2000 = new int[] { 0, 3, 1, 2, 1, 2, 1, 1, 2, 1, 2, 1 };
		long[] nongDate = new long[7];
		int i = 0, temp = 0, leap = 0;
		Date baseDate = new Date(1900, 1, 31);
		Date objDate = new Date(y, m, 1);
		long offset = (objDate.getTime() - baseDate.getTime()) / 86400000L;
		if (y < 2000)
			offset += year19[m - 1];
		if (y > 2000)
			offset += year20[m - 1];
		if (y == 2000)
			offset += year2000[m - 1];
		nongDate[5] = offset + 40;
		nongDate[4] = 14;

		for (i = 1900; i < 2050 && offset > 0; i++) {
			temp = lYearDays(i);
			offset -= temp;
			nongDate[4] += 12;
		}
		if (offset < 0) {
			offset += temp;
			i--;
			nongDate[4] -= 12;
		}
		nongDate[0] = i;
		nongDate[3] = i - 1864;
		leap = leapMonth(i); // 闰哪个月
		nongDate[6] = 0;

		for (i = 1; i < 13 && offset > 0; i++) {
			// 闰月
			if (leap > 0 && i == (leap + 1) && nongDate[6] == 0) {
				--i;
				nongDate[6] = 1;
				temp = leapDays((int) nongDate[0]);
			} else {
				temp = monthDays((int) nongDate[0], i);
			}

			// 解除闰月
			if (nongDate[6] == 1 && i == (leap + 1))
				nongDate[6] = 0;
			offset -= temp;
			if (nongDate[6] == 0)
				nongDate[4]++;
		}

		if (offset == 0 && leap > 0 && i == leap + 1) {
			if (nongDate[6] == 1) {
				nongDate[6] = 0;
			} else {
				nongDate[6] = 1;
				--i;
				--nongDate[4];
			}
		}
		if (offset < 0) {
			offset += temp;
			--i;
			--nongDate[4];
		}
		nongDate[1] = i;
		nongDate[2] = offset + 1;
		return nongDate;
	}

	@SuppressWarnings("deprecation")
	final public static long[] calElement(int y, int m, int d)
	// 传出y年m月d日对应的农历.year0 .month1 .day2 .yearCyl3 .monCyl4 .dayCyl5 .isLeap6
	{
		long[] nongDate = new long[7];
		int i = 0, temp = 0, leap = 0;
		Date baseDate = new Date(0, 0, 31);
		Date objDate = new Date(y - 1900, m - 1, d);
		long offset = (objDate.getTime() - baseDate.getTime()) / 86400000L;
		nongDate[5] = offset + 40;
		nongDate[4] = 14;

		for (i = 1900; i < 2050 && offset > 0; i++) {
			temp = lYearDays(i);
			offset -= temp;
			nongDate[4] += 12;
		}
		if (offset < 0) {
			offset += temp;
			i--;
			nongDate[4] -= 12;
		}
		nongDate[0] = i;
		nongDate[3] = i - 1864;
		leap = leapMonth(i); // 闰哪个月
		nongDate[6] = 0;

		for (i = 1; i < 13 && offset > 0; i++) {
			// 闰月
			if (leap > 0 && i == (leap + 1) && nongDate[6] == 0) {
				--i;
				nongDate[6] = 1;
				temp = leapDays((int) nongDate[0]);
			} else {
				temp = monthDays((int) nongDate[0], i);
			}

			// 解除闰月
			if (nongDate[6] == 1 && i == (leap + 1))
				nongDate[6] = 0;
			offset -= temp;
			if (nongDate[6] == 0)
				nongDate[4]++;
		}

		if (offset == 0 && leap > 0 && i == leap + 1) {
			if (nongDate[6] == 1) {
				nongDate[6] = 0;
			} else {
				nongDate[6] = 1;
				--i;
				--nongDate[4];
			}
		}
		if (offset < 0) {
			offset += temp;
			--i;
			--nongDate[4];
		}
		nongDate[1] = i;
		nongDate[2] = offset + 1;
		return nongDate;
	}

	public static String getchina(int day) {
		if (day == 10)
			return "初十";
		if (day == 20)
			return "二十";
		if (day == 30)
			return "三十";
		String a = daySTrPreArray[(int) ((day) / 10)];
		a += dayStrArray[(int) (day % 10)];
		return a;
	}

	public static String getLauar(Calendar cld) {
		int year = cld.get(Calendar.YEAR);
		int month = cld.get(Calendar.MONTH);
		int day = cld.get(Calendar.DAY_OF_MONTH);

		long[] lauarStrArray = calElement(year, month, day);
		String monthStr = dayStrArray[(int) (lauarStrArray[1])];
		return "农历" + monthStr + "月" + getchina((int) (lauarStrArray[2]));
	}

	public static void main(String[] args) {
		Calendar cld = Calendar.getInstance();
		for (int i = 0; i < 145; i++) {
			System.out.println(getLauar(cld));
			cld.add(Calendar.DAY_OF_MONTH, 1);
		}

	}

	/**
	 * 判断当前日期是星期几
	 * 
	 * @param pTime
	 *            设置的需要判断的时间 //格式如2012-09-08
	 * 
	 * 
	 * @return dayForWeek 判断结果
	 * @Exception 发生异常
	 */

	@SuppressLint("SimpleDateFormat") public static String getWeekDay(String pTime) {
		String Week = "周";
		SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
		Calendar c = Calendar.getInstance();
		try {
			c.setTime(format.parse(pTime));
		} catch (ParseException e) {
			e.printStackTrace();
		}
		if (c.get(Calendar.DAY_OF_WEEK) == 1) {
			Week += "日";
		}
		if (c.get(Calendar.DAY_OF_WEEK) == 2) {
			Week += "一";
		}
		if (c.get(Calendar.DAY_OF_WEEK) == 3) {
			Week += "二";
		}
		if (c.get(Calendar.DAY_OF_WEEK) == 4) {
			Week += "三";
		}
		if (c.get(Calendar.DAY_OF_WEEK) == 5) {
			Week += "四";
		}
		if (c.get(Calendar.DAY_OF_WEEK) == 6) {
			Week += "五";
		}
		if (c.get(Calendar.DAY_OF_WEEK) == 7) {
			Week += "六";
		}
		return Week;
	}

}
